{"id":96222,"date":"2024-07-31T16:14:42","date_gmt":"2024-07-31T08:14:42","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=96222"},"modified":"2024-10-10T16:46:31","modified_gmt":"2024-10-10T08:46:31","slug":"lnbnyycsdlsj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/96222.html","title":{"rendered":"LoRa\u80fd\u4e0d\u80fd\u7528\u4e8e\u4f20\u8f93\u5927\u91cf\u6570\u636e"},"content":{"rendered":"\n<p>\u3000\u3000<strong><a href=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" data-type=\"link\" data-id=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" target=\"_blank\" rel=\"noopener\">LoRa\u6280\u672f<\/a><\/strong>\u5728\u4f20\u8f93\u5927\u91cf\u6570\u636e\u65b9\u9762\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650\u6027\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u5206\u6790\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u4f20\u8f93\u901f\u7387<\/strong>\uff1aLoRa\u6a21\u5757\u652f\u6301\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u8303\u56f4\u4e3a0.018-62.5 kbps\u3002\u8fd9\u610f\u5473\u7740\u5176\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u76f8\u5bf9\u8f83\u4f4e\uff0c\u4e0d\u9002\u5408\u9700\u8981\u9ad8\u6570\u636e\u91cf\u4f20\u8f93\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f\u9650\u5236<\/strong>\uff1aLoRa\u4e3b\u8981\u9002\u7528\u4e8e\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u667a\u80fd\u57ce\u5e02\u3001\u519c\u4e1a\u76d1\u6d4b\u548c\u5de5\u4e1a\u81ea\u52a8\u5316\u7b49\u3002\u8fd9\u4e9b\u573a\u666f\u901a\u5e38\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u8981\u6c42\u4e0d\u9ad8\uff0c\u4f46\u5bf9\u4f20\u8f93\u8ddd\u79bb\u548c\u8986\u76d6\u8303\u56f4\u6709\u8f83\u9ad8\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u5bb9\u91cf\u4e0e\u8282\u70b9\u6570\u91cf<\/strong>\uff1a\u5c3d\u7ba1LoRa\u53ef\u4ee5\u8fde\u63a5\u5927\u91cf\u7ec8\u7aef\u8bbe\u5907\uff0c\u4e00\u4e2aLoRa\u7f51\u5173\u53ef\u4ee5\u540c\u65f6\u8fde\u63a5\u6570\u5341\u4e2a\u5230\u6570\u767e\u4e2a\u7ec8\u7aef\u8bbe\u5907\uff0c\u4f46\u8fd9\u5e76\u4e0d\u610f\u5473\u7740\u6bcf\u4e2a\u8282\u70b9\u90fd\u80fd\u540c\u65f6\u53d1\u9001\u5927\u91cf\u6570\u636e\u3002LoRa\u7f51\u7edc\u8bbe\u8ba1\u4e2d\u5b58\u5728\u5e26\u5bbd\u548c\u6570\u636e\u7387\u7684\u5e73\u8861\u95ee\u9898\uff0c\u8f83\u9ad8\u7684\u6269\u5c55\u56e0\u5b50(SF)\u867d\u7136\u80fd\u589e\u52a0\u4f20\u8f93\u8ddd\u79bb\uff0c\u4f46\u4f1a\u964d\u4f4e\u6570\u636e\u901f\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9e\u9645\u5e94\u7528\u6848\u4f8b<\/strong>\uff1a\u5728\u4e00\u4e9b\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4f8b\u5982\u667a\u6167\u8336\u56ed\u9879\u76ee\uff0cLoRa\u88ab\u7528\u4e8e\u6570\u636e\u91c7\u96c6\u5e76\u4e0a\u4f20\u81f3\u4e92\u8054\u7f51\uff0c\u8fd9\u8868\u660e\u5176\u5728\u5c0f\u89c4\u6a21\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u6709\u6548\u6027\u548c\u53ef\u9760\u6027\u3002\u7136\u800c\uff0c\u5728\u5927\u6570\u636e\u91cf\u4f20\u8f93\u7684\u573a\u666f\u4e0b\uff0c\u5982\u5b9e\u65f6\u76d1\u63a7\u6216\u5927\u89c4\u6a21\u6570\u636e\u5206\u6790\uff0cLoRa\u53ef\u80fd\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6280\u672f\u6311\u6218<\/strong>\uff1aLoRa\u7684\u5e7f\u64ad\u6027\u8d28\u53ef\u80fd\u5bfc\u81f4\u591a\u7528\u6237\u7ade\u4e89\u548c\u51b2\u7a81\uff0c\u7279\u522b\u662f\u5728\u9ad8\u6d41\u91cf\u5bc6\u5ea6\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u541e\u5410\u91cf\u548c\u516c\u5e73\u6027\u3002\u6b64\u5916\uff0cLoRaWAN\u534f\u8bae\u7684\u672a\u7ecf\u8bb8\u53ef\u4f20\u8f93\u7b56\u7565\u4e5f\u589e\u52a0\u4e86\u78b0\u649e\u6982\u7387\uff0c\u8fdb\u4e00\u6b65\u9650\u5236\u4e86\u5176\u5728\u9ad8\u6570\u636e\u91cf\u4f20\u8f93\u4e2d\u7684\u8868\u73b0\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong><a href=\"https:\/\/www.techphant.cn\/blog\/96589.html\" data-type=\"post\" data-id=\"96589\">LoRa\u6280\u672f<\/a>\u66f4\u9002\u5408\u4e8e\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u5c0f\u6570\u636e\u91cf\u4f20\u8f93\u5e94\u7528\uff0c\u800c\u4e0d\u9002\u5408\u7528\u4e8e\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002\u5982\u679c\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\uff0c\u5efa\u8bae\u9009\u62e9\u5176\u4ed6\u66f4\u9002\u5408\u9ad8\u6570\u636e\u7387\u548c\u5b9e\u65f6\u6027\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5982NB-IoT\u62165G\u7b49\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"726\" height=\"450\" src=\"https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/08\/tpunbwg24918a.jpg\" alt=\"\" class=\"wp-image-97773\" srcset=\"https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/08\/tpunbwg24918a.jpg 726w, https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/08\/tpunbwg24918a-300x186.jpg 300w, https:\/\/www.techphant.cn\/wp-content\/uploads\/2024\/08\/tpunbwg24918a-600x372.jpg 600w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u6280\u672f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u7684\u5177\u4f53\u6027\u80fd\u74f6\u9888\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000<a href=\"https:\/\/www.techphant.cn\/blog\/93943.html\" data-type=\"post\" data-id=\"93943\">LoRa\u6280\u672f<\/a>\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u5b58\u5728\u51e0\u4e2a\u4e3b\u8981\u6027\u80fd\u74f6\u9888\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u901f\u7387\u8f83\u4f4e<\/strong>\uff1aLoRa\u6280\u672f\u4e3b\u8981\u7528\u4e8e\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5176\u8bbe\u8ba1\u76ee\u6807\u662f\u5e73\u8861\u4f20\u8f93\u8ddd\u79bb\u548c\u6570\u636e\u901f\u7387\u3002\u8fd9\u610f\u5473\u7740\u5728\u9700\u8981\u4f20\u8f93\u5927\u91cf\u6570\u636e\u7684\u60c5\u51b5\u4e0b\uff0cLoRa\u7684\u6570\u636e\u901f\u7387\u53ef\u80fd\u4e0d\u8db3\u4ee5\u6ee1\u8db3\u9700\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9e\u65f6\u6027\u8981\u6c42\u8f83\u9ad8\u65f6\u8868\u73b0\u4e0d\u4f73<\/strong>\uff1a\u7531\u4e8eLoRa\u4f7f\u7528\u7684\u662f\u975e\u6388\u6743\u9891\u6bb5\uff0c\u5e76\u4e14\u91c7\u7528ALOHA\u4f20\u8f93\u65b9\u5f0f\uff0c\u8fd9\u5bfc\u81f4\u4e86\u9ad8\u6982\u7387\u7684\u51b2\u7a81\u548c\u8f83\u5dee\u7684\u541e\u5410\u91cf\u53ca\u516c\u5e73\u6027\uff0c\u7279\u522b\u662f\u5728\u7f51\u7edc\u6d41\u91cf\u9ad8\u7684\u60c5\u51b5\u4e0b\u3002\u8fd9\u79cd\u4e0d\u89c4\u5219\u7684\u4f20\u8f93\u7b56\u7565\u4f7f\u5f97LoRa\u5728\u9700\u8981\u5feb\u901f\u5904\u7406\u5927\u91cf\u6570\u636e\u7684\u5e94\u7528\u4e2d\u8868\u73b0\u4e0d\u4f73\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e26\u5bbd\u9650\u5236<\/strong>\uff1aLoRa\u4f7f\u7528\u7684\u9891\u6bb5\u5177\u6709\u4e25\u683c\u7684\u5e26\u5bbd\u9650\u5236\uff0c\u4f8b\u5982\u5728\u6b27\u6d32868 MHz\u9891\u6bb5\u4e0a\uff0c\u8282\u70b9\u7684\u6700\u5927\u5360\u7a7a\u6bd4\u4ec5\u4e3a1%\uff0c\u5373\u6bcf\u5c0f\u65f6\u53ea\u80fd\u5de5\u4f5c36\u79d2\u3002\u8fd9\u79cd\u5e26\u5bbd\u9650\u5236\u8fdb\u4e00\u6b65\u9650\u5236\u4e86\u5176\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u7684\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u80fd\u91cf\u6d88\u8017\u95ee\u9898<\/strong>\uff1a\u4e3a\u4e86\u51cf\u5c11\u51b2\u7a81\u5e76\u63d0\u9ad8\u6210\u529f\u7387\uff0cLoRa\u53ef\u80fd\u4f1a\u5c06\u67d0\u4e9b\u8282\u70b9\u914d\u7f6e\u5230\u66f4\u9ad8\u7684\u6269\u9891\u56e0\u5b50(SF)\uff0c\u8fd9\u4f1a\u589e\u52a0\u989d\u5916\u7684\u80fd\u91cf\u6d88\u8017\u3002\u5bf9\u4e8e\u9700\u8981\u6301\u7eed\u4f20\u8f93\u5927\u91cf\u6570\u636e\u7684\u5e94\u7528\u6765\u8bf4\uff0c\u8fd9\u53ef\u80fd\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u8003\u8651\u56e0\u7d20\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e72\u6270\u95ee\u9898<\/strong>\uff1aLoRa\u7f51\u7edc\u5bb9\u6613\u53d7\u5230\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u5e72\u6270\uff0c\u5c24\u5176\u662f\u5f53SF\u4f4e\u4e8e\u67d0\u4e2a\u9608\u503c\u65f6\uff0c\u5e72\u6270\u4f1a\u5bfc\u81f4\u8f83\u9ad8\u7684\u6570\u636e\u5305\u4e22\u5931\u7387\u3002\u8fd9\u79cd\u5e72\u6270\u95ee\u9898\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u5c24\u4e3a\u663e\u8457\uff0c\u56e0\u4e3a\u6570\u636e\u5305\u4e22\u5931\u7387\u4f1a\u5f71\u54cd\u6574\u4f53\u7684\u4f20\u8f93\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u541e\u5410\u91cf<\/strong>\uff1a\u7531\u4e8eLoRa\u7684\u8bbe\u8ba1\u521d\u8877\u662f\u652f\u6301\u4f4e\u529f\u8017\u548c\u957f\u8ddd\u79bb\u4f20\u8f93\uff0c\u800c\u4e0d\u662f\u9ad8\u541e\u5410\u91cf\uff0c\u56e0\u6b64\u5728\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\uff0c\u5176\u6574\u4f53\u6027\u80fd\u53ef\u80fd\u4f1a\u53d7\u5230\u9650\u5236\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u9762\u4e34\u7684\u4e3b\u8981\u74f6\u9888\u5305\u62ec\u4f4e\u6570\u636e\u901f\u7387\u3001\u5b9e\u65f6\u6027\u5dee\u3001\u5e26\u5bbd\u9650\u5236\u3001\u80fd\u91cf\u6d88\u8017\u9ad8\u3001\u6613\u53d7\u5e72\u6270\u4ee5\u53ca\u4f4e\u541e\u5410\u91cf\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u4e0e\u5176\u4ed6\u7269\u8054\u7f51\u901a\u4fe1\u6280\u672f\u5728\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u5ef6\u8fdf\u65b9\u9762\u5bf9\u6bd4<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u4e0e\u5176\u4ed6\u7269\u8054\u7f51\u901a\u4fe1\u6280\u672f(\u5982NB-IoT\u30015G)\u5728\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u5ef6\u8fdf\u65b9\u9762\u5b58\u5728\u663e\u8457\u5dee\u5f02\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u6570\u636e\u4f20\u8f93\u901f\u7387\u6765\u770b\uff0cLoRa\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u901a\u5e38\u8f83\u4f4e\u3002\u6839\u636e\u8bc1\u636e\uff0cLoRa\u7684\u4f20\u8f93\u901f\u7387\u4e00\u822c\u5728\u51e0\u767ebps\u5230\u51e0\u5343bps\u4e4b\u95f4\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cNB-IoT\u80fd\u591f\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5927\u91cf\u6570\u636e\u541e\u5410\u91cf\u7684\u5e94\u7528\u3002\u800c5G\u5219\u8fdb\u4e00\u6b65\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u53ef\u4ee5\u8fbe\u5230\u6570Mbps\u751a\u81f3\u66f4\u9ad8\u7684\u6c34\u5e73\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5ef6\u8fdf\u65b9\u9762\uff0cLoRa\u7684\u4f20\u8f93\u65f6\u5ef6\u8f83\u5927\uff0c\u4e00\u822c\u5728\u51e0\u767e\u6beb\u79d2\u5230\u51e0\u79d2\u4e4b\u95f4\u3002\u5c3d\u7ba1LoRaWAN\u7684ClassC\u6a21\u5f0f\u53ef\u4ee5\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\uff0c\u4f46\u5176\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u8986\u76d6\u8303\u56f4\u5e7f\u548c\u529f\u8017\u4f4e\uff0c\u800c\u4e0d\u662f\u9ad8\u9891\u7387\u7684\u6570\u636e\u4f20\u8f93\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cNB-IoT\u5177\u6709\u8f83\u5c0f\u7684RTT( round-trip time)\uff0c\u5373\u4ece\u53d1\u9001\u5230\u63a5\u6536\u7684\u65f6\u95f4\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u9700\u8981\u5feb\u901f\u54cd\u5e94\u7684\u5e94\u7528\u4e2d\u8868\u73b0\u66f4\u597d\u3002\u6b64\u5916\uff0c5G\u7531\u4e8e\u5176\u6781\u9ad8\u7684\u5e26\u5bbd\u548c\u4f4e\u5ef6\u8fdf\u7279\u6027\uff0c\u5728\u5b9e\u65f6\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u4e2d\u4e5f\u8868\u73b0\u51fa\u8272\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5728\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e0a\u8fdc\u4f4e\u4e8eNB-IoT\u548c5G\uff0c\u4e14\u5728\u5ef6\u8fdf\u65b9\u9762\u4e5f\u76f8\u5bf9\u8f83\u957f\u3002\u8fd9\u4e9b\u7279\u70b9\u51b3\u5b9a\u4e86LoRa\u66f4\u9002\u5408\u4e8e\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u7387\u8981\u6c42\u4e0d\u9ad8\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u73af\u5883\u76d1\u6d4b\u548c\u667a\u80fd\u5bb6\u5c45\u7b49;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u6280\u672f\u5728\u5927\u89c4\u6a21\u6570\u636e\u4f20\u8f93\u573a\u666f\u4e0b\u7684\u5b9e\u9645\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cLoRa\u6280\u672f\u5728\u5927\u89c4\u6a21\u6570\u636e\u4f20\u8f93\u573a\u666f\u4e0b\u7684\u6709\u6548\u6027\u5f97\u5230\u4e86\u591a\u4e2a\u6210\u529f\u6848\u4f8b\u7684\u9a8c\u8bc1\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u5177\u4f53\u7684\u5e94\u7528\u5b9e\u4f8b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u667a\u6167\u8868\u8ba1<\/strong>\uff1aLoRa\u6280\u672f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u6167\u8868\u8ba1\u9886\u57df\uff0c\u901a\u8fc7\u5b89\u88c5\u57fa\u4e8eLoRa\u7684\u6570\u636e\u91c7\u96c6\u8bbe\u5907\uff0c\u53ef\u4ee5\u5b9e\u65f6\u6536\u96c6\u5404\u7c7b\u5de5\u5382\u8bbe\u5907\u7684\u5de5\u4f5c\u72b6\u6001\u6570\u636e\u3002\u8fd9\u4e9b\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u90e8\u7f72\u591a\u4e2aLoRa\u7ec8\u7aef\u5f62\u6210\u5927\u89c4\u6a21\u7684\u8bbe\u5907\u7f51\u7edc\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u6574\u4e2a\u5de5\u5382\u7684\u76d1\u63a7\u548c\u7ba1\u7406\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u6167\u57ce\u5e02<\/strong>\uff1a\u5728\u667a\u6167\u57ce\u5e02\u7684\u5efa\u8bbe\u4e2d\uff0cLoRa\u6280\u672f\u540c\u6837\u8868\u73b0\u51fa\u8272\u3002\u7814\u7a76\u8868\u660e\uff0c\u5728\u57ce\u5e02\u548c\u90ca\u533a\u73af\u5883\u4e2d\uff0cLoRaWAN\u7684\u8986\u76d6\u8303\u56f4\u53ef\u4ee5\u8fbe\u52306\u516c\u91cc\uff0c\u800c\u5728\u5f00\u9614\u7684\u519c\u6751\u5730\u533a\uff0c\u4f20\u8f93\u8ddd\u79bb\u751a\u81f3\u53ef\u4ee5\u8d85\u8fc718\u516c\u91cc\u3002\u8fd9\u79cd\u9ad8\u9002\u5e94\u6027\u4f7f\u5f97LoRaWAN\u975e\u5e38\u9002\u5408\u7528\u4e8e\u667a\u80fd\u57ce\u5e02\u3001\u8f66\u961f\/\u8d27\u7269\u8ddf\u8e2a\u7b49\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u519c\u4e1a\u548c\u5de5\u4e1a<\/strong>\uff1aLoRa\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u519c\u4e1a\u548c\u5de5\u4e1a\u9886\u57df\uff0c\u5c24\u5176\u5728\u8fdc\u7a0b\u3001\u4f4e\u529f\u8017\u7684\u6570\u636e\u4f20\u8f93\u4e2d\u8868\u73b0\u7a81\u51fa\u3002\u4f8b\u5982\uff0cATK-LORA-01\u662f\u4e00\u6b3e\u57fa\u4e8eLoRa\u6280\u672f\u7684\u65e0\u7ebf\u4e32\u53e3\u901a\u4fe1\u6a21\u5757\uff0c\u80fd\u591f\u5728\u7269\u8054\u7f51(IoT)\u9886\u57df\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u670d\u52a1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u73af\u5883\u76d1\u6d4b<\/strong>\uff1a\u901a\u8fc7\u4f7f\u7528LoRa\u8282\u70b9\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8282\u70b9\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u83b7\u53d6\u73af\u5883\u6e29\u6e7f\u5ea6\u6570\u636e\u5e76\u53d1\u9001\u81f3\u7269\u8054\u7f51\u670d\u52a1\u5668\u3002\u5b9e\u9a8c\u8868\u660e\uff0c\u5373\u4f7f\u5728\u6237\u5916\u73af\u5883\u4e2d\uff0c\u4e24\u8282\u70b9\u95f4\u7684\u8ddd\u79bb\u7ea6\u4e3a450\u7c73\u65f6\uff0c\u4e5f\u80fd\u4fdd\u6301\u826f\u597d\u7684\u6570\u636e\u4f20\u8f93\u6548\u679c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u667a\u6167\u793e\u533a\u548c\u7269\u6d41<\/strong>\uff1aLoRa\u6280\u672f\u5728\u667a\u6167\u793e\u533a\u548c\u7269\u6d41\u9886\u57df\u7684\u5e94\u7528\u4e5f\u53d6\u5f97\u4e86\u663e\u8457\u6210\u6548\u3002\u5b83\u4e0d\u4ec5\u80fd\u591f\u652f\u6301\u5927\u89c4\u6a21\u7684\u8bbe\u5907\u8fde\u63a5\uff0c\u8fd8\u80fd\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u4f4e\u529f\u8017\u7279\u6027\uff0c\u4ece\u800c\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u6210\u529f\u6848\u4f8b\u5c55\u793a\u4e86LoRa\u6280\u672f\u5728\u5927\u89c4\u6a21\u6570\u636e\u4f20\u8f93\u573a\u666f\u4e0b\u7684\u5f3a\u5927\u80fd\u529b\u548c\u5e7f\u6cdb\u5e94\u7528\u524d\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u7f51\u7edc\u8bbe\u8ba1\u4e2d\u5e26\u5bbd\u548c\u6570\u636e\u7387\u5e73\u8861\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u7f51\u7edc\u8bbe\u8ba1\u4e2d\uff0c\u5e26\u5bbd\u548c\u6570\u636e\u7387\u7684\u5e73\u8861\u95ee\u9898\u662f\u4e00\u4e2a\u5173\u952e\u7684\u6280\u672f\u6311\u6218\u3002\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u7684\u65b9\u6848\u4e3b\u8981\u4f9d\u8d56\u4e8e\u5bf9\u6269\u9891\u56e0\u5b50(SF)\u3001\u7f16\u7801\u7387(CR)\u548c\u4fe1\u53f7\u5e26\u5bbd(BW)\u8fd9\u4e09\u4e2a\u5173\u952e\u53c2\u6570\u7684\u4f18\u5316\u548c\u8c03\u6574\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6269\u9891\u56e0\u5b50\u51b3\u5b9a\u4e86\u6bcf\u4e2a\u6bd4\u7279\u4fe1\u606f\u88ab\u7f16\u7801\u4e3a\u591a\u4e2a\u4fe1\u9053\u7684\u60c5\u51b5\u3002\u4e0d\u540c\u7684\u6269\u9891\u56e0\u5b50\u5bf9\u5e94\u4e0d\u540c\u7684\u6bd4\u7279\u548c\u4fe1\u9053\u901f\u7387\u5173\u7cfb\u3002\u4f8b\u5982\uff0c\u589e\u52a0\u6269\u9891\u56e0\u5b50\u53ef\u4ee5\u63d0\u9ad8\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4f46\u540c\u65f6\u4f1a\u964d\u4f4e\u6570\u636e\u901f\u7387\u3002\u56e0\u6b64\uff0c\u5728\u9700\u8981\u9ad8\u6570\u636e\u901f\u7387\u7684\u5e94\u7528\u573a\u666f\u4e0b\uff0c\u5e94\u9009\u62e9\u8f83\u5c0f\u7684\u6269\u9891\u56e0\u5b50;\u800c\u5728\u9700\u8981\u957f\u8ddd\u79bb\u4f20\u8f93\u4e14\u5bf9\u6570\u636e\u901f\u7387\u8981\u6c42\u4e0d\u9ad8\u7684\u5e94\u7528\u573a\u666f\u4e0b\uff0c\u5219\u53ef\u4ee5\u9009\u62e9\u8f83\u5927\u7684\u6269\u9891\u56e0\u5b50\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7f16\u7801\u7387\u662f\u6307\u7ea0\u9519\u7f16\u7801\u7684\u6548\u7387\uff0c\u5b83\u5f71\u54cd\u7740\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u901f\u5ea6\u3002\u8f83\u9ad8\u7684\u7f16\u7801\u7387\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4f46\u4e5f\u4f1a\u964d\u4f4e\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1\u65f6\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u6743\u8861\u7f16\u7801\u7387\u548c\u6570\u636e\u901f\u7387\u7684\u5173\u7cfb\uff0c\u4ee5\u8fbe\u5230\u6700\u4f73\u7684\u6027\u80fd\u5e73\u8861\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5e26\u5bbd\u662f\u53e6\u4e00\u4e2a\u91cd\u8981\u7684\u53c2\u6570\uff0c\u5b83\u76f4\u63a5\u5f71\u54cd\u5230\u6570\u636e\u4f20\u8f93\u7684\u901f\u5ea6\u548c\u8ddd\u79bb\u3002\u589e\u52a0\u5e26\u5bbd\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u901f\u7387\uff0c\u4ece\u800c\u7f29\u77ed\u4f20\u8f93\u65f6\u95f4\uff0c\u4f46\u540c\u65f6\u4f1a\u727a\u7272\u90e8\u5206\u63a5\u6536\u7075\u654f\u5ea6\u3002\u5bf9\u4e8eLoRa\u82af\u7247\u5982SX127x\uff0c\u5176\u5e26\u5bbd\u4e3a\u53cc\u8fb9\u5e26\u5bbd(\u5168\u4fe1\u9053\u5e26\u5bbd)\uff0c\u800cFSK\u8c03\u5236\u65b9\u5f0f\u7684\u5e26\u5bbd\u662f\u6307\u5355\u8fb9\u5e26\u5bbd\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1\u65f6\u9700\u8981\u7efc\u5408\u8003\u8651\u5e26\u5bbd\u7684\u9009\u62e9\uff0c\u4ee5\u786e\u4fdd\u5728\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u53ef\u9760\u6027\u7684\u540c\u65f6\uff0c\u5c3d\u53ef\u80fd\u5730\u63d0\u9ad8\u6570\u636e\u901f\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7b26\u53f7\u901f\u7387Rs\u53ef\u4ee5\u901a\u8fc7\u516c\u5f0fRs = BW \/ (2^SF)\u8ba1\u7b97\u5f97\u51fa\uff0c\u800c\u6570\u636e\u901f\u7387DR\u5219\u53ef\u4ee5\u901a\u8fc7\u516c\u5f0fDR = SF&nbsp;(BW \/ 2^SF)&nbsp;CR\u6765\u8ba1\u7b97\u3002\u901a\u8fc7\u8c03\u6574\u8fd9\u4e9b\u53c2\u6570\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7b26\u53f7\u901f\u7387\u548c\u6570\u636e\u901f\u7387\u7684\u7cbe\u786e\u63a7\u5236\uff0c\u4ece\u800c\u4f18\u5316\u6574\u4e2a\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u7f51\u7edc\u8bbe\u8ba1\u4e2d\u5e26\u5bbd\u548c\u6570\u636e\u7387\u5e73\u8861\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6848\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u6839\u636e\u5e94\u7528\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6269\u9891\u56e0\u5b50(SF)\uff0c\u4ee5\u5e73\u8861\u6570\u636e\u901f\u7387\u548c\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u8c03\u6574\u7f16\u7801\u7387(CR)\uff0c\u5728\u4fdd\u8bc1\u6570\u636e\u53ef\u9760\u6027\u7684\u524d\u63d0\u4e0b\uff0c\u5c3d\u91cf\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5408\u7406\u9009\u62e9\u4fe1\u53f7\u5e26\u5bbd(BW)\uff0c\u5728\u786e\u4fdd\u63a5\u6536\u7075\u654f\u5ea6\u7684\u524d\u63d0\u4e0b\uff0c\u9002\u5f53\u589e\u52a0\u5e26\u5bbd\u4ee5\u63d0\u5347\u6570\u636e\u901f\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5229\u7528\u7b26\u53f7\u901f\u7387(Rs)\u548c\u6570\u636e\u901f\u7387(DR)\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u901a\u8fc7\u6570\u5b66\u516c\u5f0f\u8fdb\u884c\u53c2\u6570\u4f18\u5316\uff0c\u4ee5\u8fbe\u5230\u6700\u4f73\u7684\u6027\u80fd\u5e73\u8861\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 LoRa\u5e7f\u64ad\u6027\u8d28\u5bfc\u81f4\u7684\u591a\u7528\u6237\u7ade\u4e89\u548c\u51b2\u7a81\u95ee\u9898\u5982\u4f55\u89e3\u51b3?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u5e7f\u64ad\u6027\u8d28\u5bfc\u81f4\u7684\u591a\u7528\u6237\u7ade\u4e89\u548c\u51b2\u7a81\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6765\u89e3\u51b3\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u968f\u673a\u63a5\u5165\u6280\u672f<\/strong>\uff1a\u8fd9\u662f\u6700\u5e38\u89c1\u7684\u4e00\u79cd\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7\u5f15\u5165\u968f\u673a\u6027\uff0c\u4f7f\u5f97\u591a\u4e2a\u8bbe\u5907\u5728\u53d1\u9001\u6570\u636e\u4e4b\u524d\u5148\u8fdb\u884c\u7ade\u4e89\uff0c\u4ece\u800c\u907f\u514d\u4e86\u8bbf\u95ee\u51b2\u7a81\u7684\u53d1\u751f\u3002\u5e38\u7528\u7684\u968f\u673a\u63a5\u5165\u6280\u672f\u5305\u62ecALOHA\u548cCSMA\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u65f6\u95f4\u9891\u7387\u89c4\u5212<\/strong>\uff1a\u901a\u8fc7\u5408\u7406\u7684\u65f6\u95f4\u548c\u9891\u7387\u89c4\u5212\uff0c\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u8bbe\u5907\u4e4b\u95f4\u7684\u51b2\u7a81\u548c\u5e72\u6270\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4e3a\u4e0d\u540c\u7684\u8bbe\u5907\u5206\u914d\u7279\u5b9a\u7684\u65f6\u95f4\u6bb5\u6216\u9891\u7387\u6bb5\u8fdb\u884c\u901a\u4fe1\uff0c\u4ee5\u51cf\u5c11\u76f8\u4e92\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8c03\u5236\u6280\u672f<\/strong>\uff1a\u91c7\u7528\u9ad8\u6548\u7684\u8c03\u5236\u6280\u672f\u4e5f\u80fd\u964d\u4f4e\u51b2\u7a81\u7684\u53ef\u80fd\u6027\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u6269\u9891\u6280\u672f(\u5982\u8df3\u9891)\u53ef\u4ee5\u5728\u4e0d\u540c\u9891\u7387\u4e4b\u95f4\u5207\u6362\uff0c\u4ece\u800c\u51cf\u5c11\u5728\u540c\u4e00\u9891\u7387\u4e0a\u7684\u51b2\u7a81\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f18\u5316\u7f51\u7edc\u62d3\u6251\u7ed3\u6784<\/strong>\uff1a\u901a\u8fc7\u4f18\u5316\u7f51\u7edc\u7684\u62d3\u6251\u7ed3\u6784\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u6574\u4f53\u6548\u7387\u548c\u53ef\u9760\u6027\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u91c7\u7528\u5206\u5c42\u7684\u7f51\u7edc\u67b6\u6784\uff0c\u5c06\u8bbe\u5907\u5206\u6210\u4e0d\u540c\u7684\u5c42\u7ea7\u8fdb\u884c\u7ba1\u7406\uff0c\u8fd9\u6837\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5206\u914d\u8d44\u6e90\u548c\u51cf\u5c11\u51b2\u7a81\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u78b0\u649e\u68c0\u6d4b\u4e0e\u91cd\u4f20<\/strong>\uff1a\u5f53\u591a\u4e2a\u8282\u70b9\u540c\u65f6\u53d1\u9001\u6570\u636e\u65f6\uff0c\u5982\u679c\u53d1\u751f\u78b0\u649e\uff0c\u8282\u70b9\u53ef\u4ee5\u8fdb\u884c\u78b0\u649e\u68c0\u6d4b\uff0c\u7136\u540e\u6839\u636e\u78b0\u649e\u60c5\u51b5\u51b3\u5b9a\u662f\u5426\u91cd\u4f20\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u51c6\u786e\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e76\u53d1\u5e72\u6270\u6d88\u9664\u6280\u672f<\/strong>\uff1a\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u5e72\u6270\u6d88\u9664\u6280\u672f\u2014\u2014\u5e76\u53d1\u5e72\u6270\u6d88\u9664(CIC)\uff0c\u5b83\u53ef\u4ee5\u540c\u65f6\u89e3\u7801\u591a\u4e2a\u76f8\u4e92\u51b2\u7a81\u7684LoRa\u5305\u3002\u8fd9\u79cd\u6280\u672f\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u4e86\u4f20\u7edf\u65b9\u6cd5\u65e0\u6cd5\u5904\u7406\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8f6e\u8be2\u65b9\u5f0f<\/strong>\uff1a\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u91c7\u7528\u8f6e\u8be2\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u907f\u514d\u8bbe\u5907\u4e4b\u95f4\u7684\u51b2\u7a81\u3002\u4f8b\u5982\uff0c\u4e3b\u52a8\u8f6e\u8be2\u65b9\u5f0f\u53ef\u4ee5\u5728\u4e3b\u673a\u63a7\u5236\u4e0b\u6309\u987a\u5e8f\u8bbf\u95ee\u5404\u4e2a\u4ece\u8bbe\u5907\uff0c\u8fd9\u6837\u4e0d\u5bb9\u6613\u51fa\u73b0\u51b2\u7a81\uff0c\u4f46\u5176\u7f3a\u70b9\u662f\u4e3b\u673a\u8f6e\u8be2\u8017\u65f6\u8f83\u957f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u9053\u9009\u62e9\u548c\u8df3\u9891<\/strong>\uff1aSemtech\u7684LoRa\u82af\u7247\u5177\u6709\u201c\u53d1\u5c04\u524d\u641c\u7d22\u201d\u548c\u8df3\u9891\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u53d1\u5c04\u4fe1\u53f7\u524d\u68c0\u6d4b\u5f53\u524d\u9891\u7387\u662f\u5426\u6709\u5f53\u5730\u5e7f\u64ad\u4fe1\u53f7\uff0c\u5982\u53d1\u73b0\u6709\uff0c\u5219\u8fdb\u884c\u8df3\u9891\u5904\u7406\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u6839\u636e\u5f53\u5730\u5e7f\u64ad\u7535\u53f0\u7684\u56fa\u5b9a\u9891\u7387\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u4fe1\u9053\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>LoRa\u6280\u672f\u66f4\u9002\u5408\u4e8e\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u5c0f\u6570\u636e\u91cf\u4f20\u8f93\u5e94\u7528\uff0c\u800c\u4e0d\u9002\u5408\u7528\u4e8e\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002\u5982\u679c\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\uff0c\u5efa\u8bae\u9009\u62e9\u5176\u4ed6\u66f4\u9002\u5408\u9ad8\u6570\u636e\u7387\u548c\u5b9e\u65f6\u6027\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5982NB-IoT\u62165G\u7b49<\/p>\n","protected":false},"author":1,"featured_media":94232,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header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